#4F99E2#4F99E2

#4F99E2 is a light, vivid cyan. Relative luminance 0.299; OKLCH L 66.8% C 0.132 H 250.1°. Best body text is #000000 at 6.99:1 contrast (WCAG AA passes).

Color values

HEX	#4F99E2
RGB	rgb(79, 153, 226)
HSL	hsl(210, 72%, 60%)
HSV	hsv(210, 65%, 89%)
CMYK	cmyk(65%, 32.3%, 0%, 11.4%)
CIE-LAB	lab(61.60, -0.44, -43.80)
CIE-LCH	lch(61.60, 43.80, 269.42°)
OKLab	oklab(66.78% -0.0447 -0.1239)
OKLCH	oklch(66.78% 0.132 250.1)
XYZ	xyz(28.3381, 29.9329, 76.2209)
Luminance	0.2994 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F99E2 #E2984F

analogous

#4FE2E1 #4F99E2 #4F50E2

triadic

#4F99E2 #E24F99 #99E24F

tetradic

#4F99E2 #E14FE2 #E2984F #50E24F

square

#4F99E2 #E14FE2 #E2984F #50E24F

split-complementary

#4F99E2 #E24F50 #E2E14F

monochromatic

#1A5C9D #227AD1 #4F99E2 #84B7EB #B8D6F3

Accessibility & contrast

On white

3.01

#4F99E2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.99

#4F99E2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F99E2

6.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F99E2	#FFFFFF	#000000	##000000
##4F99E2	1.00	3.01	6.99	6.99
#FFFFFF	3.01	1.00	21.00	21.00
#000000	6.99	21.00	1.00	1.00
##000000	6.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#799DE5

Deuteranopia (green-blind)

#658EE1

Tritanopia (blue-blind)

#00AAB3

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #4f99e2;
/* rgb */ color: rgb(79, 153, 226);
/* oklch */ color: oklch(66.8% 0.132 250.1);

Tailwind

colors: {
  custom: {
    50: '#8eb6eb',
    500: '#4f99e2',
    950: '#000000',
  },
}

SCSS

$custom: #4f99e2;
$custom-light: #8eb6eb;
$custom-dark: #000000;

JSON

{
  "hex": "#4f99e2",
  "rgb": {
    "r": 79,
    "g": 153,
    "b": 226
  },
  "hsl": {
    "h": 209.796,
    "s": 71.707,
    "l": 59.804
  },
  "oklch": {
    "l": 0.66783,
    "c": 0.13178,
    "h": 250.1
  },
  "luminance": 0.29936
}

Semantic roles & 50–950 ramp

primary

#4F99E2

secondary

#E3C6AA

accent

#9339EE

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #4F99E2

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →